---> uname -a: Linux prd-centos8-builder-4c-4g-24413.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.996 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 9.2G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1392 11588 19 2781 14022 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:54:56:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.3/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe54:5690/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 06/28/2025 _x86_64_ (4 CPU) 13:36:20 LINUX RESTART (4 CPU) 01:37:01 PM tps rtps wtps bread/s bwrtn/s 01:38:01 PM 404.93 44.01 360.92 4055.44 14175.48 01:39:02 PM 190.84 2.91 187.93 514.69 12142.01 01:40:01 PM 51.74 2.71 49.03 87.41 11352.87 Average: 216.75 16.62 200.13 1560.52 12563.44 01:37:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:38:01 PM 12261256 14338516 3880276 24.04 2688 2273548 1605596 9.34 225936 3234996 251192 01:39:02 PM 9000236 11573136 7141296 44.24 2688 2760744 4249372 24.72 374060 6308428 414056 01:40:01 PM 11934156 14428688 4207376 26.07 2688 2683124 1424720 8.29 577220 3185604 18120 Average: 11065216 13446780 5076316 31.45 2688 2572472 2426563 14.12 392405 4243009 227789 01:37:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:38:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 PM eth0 409.83 299.15 4244.96 43.03 0.00 0.00 0.00 0.00 01:39:02 PM lo 917.98 917.98 919.63 919.63 0.00 0.00 0.00 0.00 01:39:02 PM eth0 301.65 207.78 4041.61 28.97 0.00 0.00 0.00 0.00 01:40:01 PM lo 1.07 1.07 1.64 1.64 0.00 0.00 0.00 0.00 01:40:01 PM eth0 235.93 143.32 450.21 243.56 0.00 0.00 0.00 0.00 Average: lo 308.16 308.16 308.90 308.90 0.00 0.00 0.00 0.00 Average: eth0 316.25 217.16 2926.20 104.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 06/28/2025 _x86_64_ (4 CPU) 13:36:20 LINUX RESTART (4 CPU) 01:37:01 PM CPU %user %nice %system %iowait %steal %idle 01:38:01 PM all 35.95 0.28 5.80 1.94 0.08 55.94 01:38:01 PM 0 33.72 0.34 6.90 2.97 0.08 55.99 01:38:01 PM 1 32.04 0.27 4.54 0.94 0.08 62.13 01:38:01 PM 2 42.71 0.20 4.30 1.34 0.08 51.37 01:38:01 PM 3 35.33 0.33 7.47 2.53 0.07 54.26 01:39:02 PM all 72.49 0.00 2.47 0.82 0.10 24.11 01:39:02 PM 0 75.33 0.00 2.47 0.85 0.10 21.25 01:39:02 PM 1 70.54 0.00 3.49 1.65 0.10 24.22 01:39:02 PM 2 68.38 0.00 1.90 0.20 0.10 29.41 01:39:02 PM 3 75.73 0.00 2.00 0.58 0.10 21.58 01:40:01 PM all 46.14 0.00 1.56 0.33 0.08 51.89 01:40:01 PM 0 49.49 0.00 0.90 0.34 0.09 49.18 01:40:01 PM 1 37.03 0.00 2.37 0.31 0.07 60.23 01:40:01 PM 2 44.10 0.00 1.26 0.17 0.07 54.40 01:40:01 PM 3 53.92 0.00 1.73 0.51 0.09 43.75 Average: all 51.57 0.10 3.29 1.04 0.09 43.93 Average: 0 52.88 0.11 3.44 1.39 0.09 42.09 Average: 1 46.60 0.09 3.47 0.97 0.08 48.78 Average: 2 51.78 0.07 2.49 0.57 0.08 45.00 Average: 3 55.01 0.11 3.75 1.21 0.08 39.83